Finding the Fourth Proportional to 3,074.56, 4,613.82 and 1,126.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,074.56 : 4,613.82 = 1,126.60 : x
2. Step 2: Convert to fraction form
   3,074.56/4,613.82 = 1,126.60/x
3. Step 3: Cross multiply
   3,074.56x = 4,613.82 × 1,126.60
4. Step 4: Simplify right side
   3,074.56x = 5,197,929.61
5. Step 5: Solve for x
   x = 5,197,929.61/3,074.56
6. Step 6: Final answer
   x = 1,690.63